Home / 1,582,832.65-2,184,316.65-857,681.71

Finding the Fourth Proportional to 1,582,832.65, 2,184,316.65 and 857,681.71

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Solution

The fourth proportional to 1,582,832.65, 2,184,316.65 and 857,681.71 is: 1,183,604.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,582,832.65 : 2,184,316.65 = 857,681.71 : x
  2. Step 2: Convert to fraction form
    1,582,832.65/2,184,316.65 = 857,681.71/x
  3. Step 3: Cross multiply
    1,582,832.65x = 2,184,316.65 × 857,681.71
  4. Step 4: Simplify right side
    1,582,832.65x = 1,873,448,449,394.81
  5. Step 5: Solve for x
    x = 1,873,448,449,394.81/1,582,832.65
  6. Step 6: Final answer
    x = 1,183,604.88

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.